The first two players of each preliminary section will qualify for the World Cup 21 semi-final (tie-break applies).Although the number of preliminary sections which each player could enter was unlimited, no player will qualify for more than two semi-final sections. In case of triple qualification, the best runner-up from all groups will be qualified instead.

Start date for all preliminary sections is 2015-10-01 with closing date of 2017-05-01.All unfinished games are called for adjudication. Players involved shall submit their claim (win or draw) and supporting analysis to their TD for adjudication no later than 2017-05-15. The adjudication will be organized in such a way that all qualified players will be known by 2017-06-15. Games which have no influence on promotions might be continued.

Prizes will be awarded to winners of the preliminary sections (such prizes, each to the value of approximately 25 EUR, will be in the form of books or other chess material with tie-breaks to be applied if necessary to determine section winners).

This is a server event.The start date was 10/1/2015.The end date was 5/1/2017.ICCF standard time control of 30 days, followed by 1 moves in 3 days with duplication after 20 days is used.If a player exceeds allowed thinking time in any way, the player will automatically be scored with a loss. Under some circumstances all of the player’s games will subsequently be cancelled (if not already rated).45 days of leave per year are available to each player.There is no special leave in this event.Linear conditionals can be entered.This tournament allows claims based on the six piece tablebase.Ties are broken by the Baumbach tie breaking rule.If needed, adjudicators will be selected by the server.Other participants can see the games only when they are finished, and at least 10 games are finished in the event.The public can see the games only when they are finished, and at least 10 games are finished in the event.This event is organized by Wojnar, Mariusz.